package pa;

 class Peo {
    public String name;
    public String sex;
    public String bothnum;
    
    public String printInfo() {
    return"姓名："+' '+name+'\n'+"性别:"+' '+sex+'\n'+"出生年月："+' '+bothnum;
    }
}
class Teacher extends Peo{
	public String school;
	public int workID;
	public String printInfo() {
	return super.printInfo()+'\n'+"学校："+' '+school+'\n'+"工号:"+' '+workID;
	    }
}
class Student extends Peo{
    public String school;
    public int id;
    public String discipline;
    public String grade;
    public String classes;
    public String printInfo() {
    return super.printInfo()+'\n'+"学校："+' '+school+'\n'+"学号:"+' '+id+'\n'+"